Washington DC National Academy of Sciences FDC commemorative envelope 1963
$ 3.7
Description
First Day of Issue envelope bearing the new science commemorative postage stamp which was issued at Washington D.C., on October 14, 1963 in conjunction with the Centennial of the National Academy of Sciences. The Envelope carries a cachet commemorating the Centennial. Designed by Antonio Frasconi, wood engraver and painter.
